import { Injectable } from '@angular/core';
import { Headers, Http } from '@angular/http';
import { AppConfig } from "../config";
import { UserManage, User } from "../entity/user.model";
import { UserProfile } from "../entity/user-profile.model";
import { UserFarm } from "../entity/user-farm.model";
import { Observable } from "rxjs/Observable";
import { InterceptorService } from '../service/interceptor/interceptor-service';

@Injectable()
export class UserService {
  private readonly param = "sysUsers";
  private get url(): string {
    
    return `${AppConfig.APP_RESTFUL}/${this.param}`;
  }


  constructor(private http: InterceptorService) {

  }


  /**
   * 获取所有的用户
   * 
   * @returns {Promise<UserManage[]>} 
   * @memberof UserService
   */
  getUsers(): Promise<User[]> {
    return this.http.get(`${this.url}/userProfile`)
      .toPromise()
      .then(res => res.json().code === '200' ? res.json().data as User[] : [])
      .catch(this.handleError);
  }

  /**
     * 根据companyId获取用户
     * 
     * @returns {Promise<UserManage[]>} 
     * @memberof UserService
     */
  getUsersByCompanyId(companyId: number): Promise<User[]> {
    return this.http.get(`${this.url}/companyId/${companyId}`)
      .toPromise()
      .then(response => response.json().code === '200' ? response.json().data as UserManage : [])
      .catch(this.handleError);
  }

  /**
   * 根据userId获取用户详细信息
   * 
   * @param {number} userId 
   * @returns {Promise<UserManage>} 
   * @memberof UserService
   */

  //   public getUsersByuserId(userId: number): Promise<{ user:User; userProfile: UserProfile; userFarmVOList: UserFarm[] }> {
  //   return this.http.get(`${this.url}/userVO/${userId}`)
  //     .toPromise()
  //     .then(response => {
  //       return response.json().data;       
  //     })
  //     .catch(this.handleError);   
  // }
  getUsersByuserId(userId: number): Promise<UserManage> {
    return this.http.get(`${this.url}/userVO/${userId}`)
      .toPromise()
      .then(response => response.json().code === '200' ?response.json().data as UserManage:[])
      .catch(this.handleError);
  }

  /**
   * 新增
   * 
   * @param {UserManage} userManage 
   * @returns {Promise<UserManage>} 
   * @memberof UserService
   */
  create(userManage: UserManage): Promise<UserManage> {
    const url = `${this.url}/saveUserVO`;
    return this.http.post(url, JSON.stringify(userManage))
      .toPromise()
      .then(res => {
        try {
          let result = res.json();
          switch (result.code) {
            case "200":
              return result.data as UserManage;
            case "-1":
              throw new Error(result.message);
          }
        }
        catch (error) {
          this.handleError(error);
        }
      })
      .catch(this.handleError);
  }

  

  /**
   * 更新
   * 
   * @param {UserManage} userManage 
   * @returns {Promise<UserManage>} 
   * @memberof UserService
   */
  update(userManage: UserManage): Promise<UserManage> {
    const url = `${this.url}/userVO`;
    return this.http.put(url, JSON.stringify(userManage))
      .toPromise()
      .then(() => userManage)
      .catch(this.handleError);
  }

  myUpdate(userManage: UserManage): Promise<UserManage> {
    const url = `${this.url}/updateUserVO`;
    return this.http.post(url, JSON.stringify(userManage))
      .toPromise()
      .then(() => userManage)
      .catch(this.handleError);
  }



  /**
   * 删除
   * 
   * @param {number} id 
   * @returns {Promise<void>} 
   * @memberof UserService
   */
  delete(id: number): Promise<void> {
    const url = `${this.url}/${id}`;
    return this.http.delete(url)
      .toPromise()
      .then(() => null)
      .catch(this.handleError);
  }

  batchDelete(userIds: number[]): Promise<boolean> {
    const apiUrl = `${this.url}?items=${userIds}`;
    return this.http.delete(apiUrl)
      .toPromise()
      .then(res => {
        try {
          let result = res.json();
          switch (result.code) {
            case "200":
              return true;
            case "-1":
              throw new Error(result.message);
          }
        }
        catch (error) {
          throw error;
        }

      })
      .catch(this.handleError);
  }

  //判断UserName是否已经存在
  hasUserName(userName: string, userId: number): Observable<boolean> {
    // const url = `http://192.168.15.63:8585/webapi/v1/sysUsers/userName/${userName}/userId/${userId}`;
    const url = `${this.url}/userName/${userName}/userId/${userId}`;
    return this.http.get(url).map(response => {
      let code = response.json().code;
      switch (code) {
        case "3001":
          return true;
        case "3002":
          return false;
      }
    }).catch(this.handleError);
  }

  private handleError(error: any): Promise<any> {
    return Promise.reject(error.message || error);
  }




}



// WEBPACK FOOTER //
// ./src/app/service/user.service.ts